JP2000240357A - Heat insulation structure of opening part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the occurrence of the dew condensation of an aluminum sash by attaching the aluminum sash to a wooden square timber provided on the opening part peripheral edge of a building from the outside, providing to open a gap from the square timber so as to conceal the surface of the aluminum sash on a decorative material in the inside of a room, and filling the gap with a foaming resin heat insulation material. SOLUTION: A square timber 2 is provided on the entire circumference of an opening part 1, and a gap is spaced from a square timber 9 in the opening of a face material being the outdoor side of a building panel through a flange-like attaching piece 33 extended on the entire outer periphery of an aluminum sash 3 and the reinforcing square timber 9 to attach the aluminum sash 3. A decorative material 4 being a wooden long plate material has a step part 42 formed so as to conceal the surface of the aluminum sash 3 along the longitudinal direction of the end face, and a gap is spaced from the square timber 2 to be extended on the aluminum sash 3 in the form of a frame. The gap between the square timber 2 and the decorative material 4 is filled with urethane resin material and a forming agent as a heat insulation material. Heat conductivity is lessened by providing a foaming resin heat insulation material 5 between the aluminum sash 3 and the decorative material 4, and the occurrence of dew condensation by cooling of the aluminum sash 3 can be reduced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat insulating structure for an opening, and more particularly to a heat insulating structure for an opening using an aluminum sash as an opening frame.

[0002]

2. Description of the Related Art In a wooden building by panel fitting, a plurality of pillars, which are a plurality of frame members, are erected at predetermined intervals in a horizontal direction on a base fixed on a foundation and an upper end of the pillar. A wooden frame structure is formed by bridging a beam member that is a horizontal member, and a square space formed by adjacent columns, bases, and beam members is provided on the indoor surface side of the structural surface material. An exterior wall is constructed by fitting an architectural panel integrated with a heat insulating member. That is, the heat insulating member of the building panel is substantially fitted into the rectangular space of the wooden frame structure, and the projecting portion of the face material projecting outside the heat insulating member is
The column and the frame member such as a beam member are appropriately nailed and fixed. Then, an outer wall material is provided on the outdoor surface side of the face material to form an outer wall.

Further, in the above-mentioned wooden building by panel fitting, for example, as a building panel for forming a window as an opening, a wooden aluminum composite sash frame has been conventionally provided substantially at the center of a face material for heat insulation. The provided one is used by being fitted into the wooden frame structure, and an outer wall material is provided to form an opening of a window.

[0004]

However, in the above-mentioned prior art, the woody aluminum composite sash is provided with the heat insulating material only at the boundary between the aluminum sash and the woody portion. Therefore, dew condensation may occur on the interior side of the aluminum sash in contact with the outside air or on the surface of the wooden decorative material provided at the opening, and there is a problem that the dewed water flows down into the interior of the building panel.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to reduce the heat conduction between a decorative material on the indoor side and an aluminum sash to reduce the occurrence of dew condensation due to cooling of the aluminum sash. An object of the present invention is to provide a heat insulating structure for an opening that can be reduced.

[0006]

In order to achieve the above object, in the heat insulating structure for an opening according to the present invention, a wooden timber is provided around the periphery of the opening of the building, and the timber serves as an opening frame. An aluminum sash is attached from the outside of the room, and a decorative material is placed on the inside of the opening with a gap between the square sash so as to hide the surface of the aluminum sash, and the gap is filled with foamed resin insulation. It is characterized by becoming.

In this case, a wooden timber is provided on the periphery of the opening of the building, and an aluminum sash serving as an opening frame is attached to the same timber from the outside of the building. Cosmetic materials along the surface to hide the surface,
The aluminum sash is insulated by the foamed resin heat insulating material filled in the gap between the square sash.

It is preferable that the foamed resin heat insulating material is provided so as to be filled over the entire outer periphery of the aluminum sash.

In this case, the decorative material is insulated from the aluminum sash by a foamed resin heat-insulating material filled in a gap between the aluminum sash and the rectangular material.

[0010] It is preferable that the foamed resin heat insulating material has its filled end face covered with a frame material provided on the inner side periphery of the opening.

In this case, the end face filled with the foamed resin heat insulating material is covered with a frame material provided on the periphery of the opening on the indoor side.

Preferably, the aluminum sash is cut in the longitudinal direction along the opening, and the aluminum sash is separated into an outdoor side and an indoor side.

In this case, the aluminum sash is cut in the longitudinal direction along the opening, and the aluminum sash is thermally separated into the outdoor side and the indoor side.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows the first to third embodiments of the present invention.
A first embodiment corresponding to all is shown, and FIG. 2 shows a second embodiment corresponding to claim 4 of the present invention.

[First Embodiment] FIG. 1 is a side sectional view showing a heat insulating structure of an opening according to a first embodiment.

In the heat insulating structure for an opening of this embodiment, a wooden timber 2 is provided on the periphery of an opening 1 of a building, and an aluminum sash 3 serving as an opening frame is attached to the timber 2 from the outdoor A side.
The decorative material 4 is placed on the room B side of the opening 1 with the aluminum sash 3.
Is formed along with a gap with the square member 2 so as to hide the surface of the resin material, and the gap is filled with a foamed resin heat insulating material 5.

Further, in the heat insulating structure of the opening of the embodiment, the foamed resin heat insulating material 5 is provided so as to be filled over the entire outer periphery of the aluminum sash 3. Further, in the heat insulating structure of the opening in the embodiment, the filled resin heat insulating material 5 is also covered with a frame material 6 provided on the indoor side periphery of the opening 1.

More specifically, the heat insulating structure of this opening is used, for example, when forming a building panel for forming a window as an opening as described in the section of the prior art. In addition, this architectural panel has, in addition to the above-described structure of the heat insulating structure of the opening, a rectangular predetermined size in which an opening to be the opening 1 of the building is formed substantially in the center as shown in FIG. , A frame material provided around the surface material 7, an interior base material 8 formed of a gypsum board or the like, and the surface material 7, the frame material, and the interior base material 8 And a gas-tight portion formed of a gasket material or the like provided around the frame material.

The square timber 2 is a reinforcing material for the opening of the above-mentioned face material 7 of the building panel and the interior base material 8 which is the opening 1 and is made of wood. It is provided vertically and horizontally over the entire circumference of the unit 1. This timber 2
The same cross-section as the frame material of the building panel is used, and it also has a function as a form when filling the foamed resin heat insulating material 5 described later.

The aluminum sash 3 includes an upper frame 31, a lower frame 32 provided above and below the opening 1, and a vertical frame (not shown) provided on both left and right sides. The upper frame 31 has a lower surface,
A support guide 31a for supporting the upper part of the sliding door provided in the opening 1 is formed, and the lower frame 32 has two rails 32a on which the sliding door runs are arranged side by side with a gap on the upper surface thereof. On the outer periphery of the aluminum sash 3, in this case, a flange-shaped mounting piece 33 is extended outward over the entire periphery,
The aluminum sash 3 is attached to the opening of the face member 7 on the outdoor side of the building panel by using a fixing tool such as a wood screw through the mounting piece 33 and the reinforcing bar 9. . In this case, the foamed resin heat insulating material 5 described later is filled over the entire outer periphery of the aluminum sash 3.
The square bar 9 and the aluminum sash 3 are arranged with a gap therebetween, and the aluminum sash 3 is attached.

The decorative material 4 is a long wooden plate provided so as to cover the surface of the aluminum sash 3. The decorative material 4 has a substantially L-shaped frame material 6 to be described later along the longitudinal direction of the end surface on the indoor side. A groove portion 41 into which the piece 6a is inserted, and a step portion 42 formed on the outside of the room so as to cover and conceal the surface of the aluminum sash 3 along the longitudinal direction of the end surface.
The decorative material 4 is provided along the aluminum sash 3 in a frame shape with a gap from the rectangular material 2.

In this case, the foamed resin heat insulating material 5 is a heat insulating material filled and formed with a urethane foam resin material. The urethane resin material for forming the heat insulating material is formed in a gap between the square member 2 and the decorative material 4. The material is filled over the entire circumference of the gap between the square member 9 and the outer periphery of the aluminum sash 3 and flows into the gap between the square member 2 and the decorative material 4 so as to be foamed. In this case, the foamed resin insulation material 5
The self-adhesive property when the urethane resin material is solidified also has an adhesive function of integrating the decorative material 4 and the square material 2 into the aluminum sash 3.

The frame member 6 is a long wooden member having a substantially L-shaped cross section. In this case, the frame 6 is inserted into the groove 41 of the decorative material 4 so that the piece 6 a is inside the opening 1. It is arranged in a shape. A stepped portion 6b is formed at the other end of the L shape of the frame material 6 so as to surround the edge of the interior base material 8.

In the above-described heat insulating structure for the opening,
An opening 1 in which a square bar 2 is provided in advance is formed in a building panel composed of the surface material 7 and the interior base material 8. In this opening 1, first, the aluminum sash 3 is placed on the surface facing the outdoor A side. After the decorative material 4 is placed along the aluminum sash 3 and fixed along the aluminum sash 3 through the square member 9 toward the material 7, foaming is performed to insulate the decorative material 4 and the aluminum sash 3 from each other. The resin-like heat insulating material 5 is filled toward the gap between itself and the square bar 2. Then, in a state where the foamed resin heat insulating material 5 is solidified and the decorative material 4 is stabilized, the piece 6
a is inserted so as to cover the end face filled with the foamed resin heat insulating material 5 so that the end face is not exposed as it is. The building panel is completed.

Then, after the building panel is fitted into the wooden frame structure at the construction site, an outer wall material 10 is provided, and a silicone resin material is provided at a contact portion between the end surface of the outer wall material 10 and the outer periphery of the aluminum sash 3. Water-tightness is provided by providing the filler 11 by the above method.

As described above, the aluminum sash 3
The decorative material 4 is insulated by the foamed resin heat insulating material 5 filled in the gap with the rectangular material 2 so as to cover the entire outer periphery.

Therefore, according to the above-described heat-insulating structure for an opening, a wooden timber 2 is provided on the periphery of the opening 1 of the building, and an aluminum sash 3 serving as an opening frame is attached to the same timber 2 from the outdoor A side. On the side of the room B, a decorative material 4 is provided alongside the rectangular sash 3 so as to hide the surface of the aluminum sash 3 with a gap between the rectangular sash 2 and the foamed resin insulation filled in the gap between the aluminum sash 3 and the rectangular sash 2. Since the heat is insulated by the material 5, heat conduction between the decorative material 4 on the room B side and the aluminum sash 3 can be reduced, thereby reducing the occurrence of dew condensation due to the cooling of the aluminum sash 3.

The decorative material 4 is insulated from the aluminum sash 3 by the foamed resin heat insulating material filled in the gap between the aluminum sash 3 and the rectangular material 2 so as to cover the entire outer periphery thereof. Heat conduction can be reduced. In addition, since the frame material 6 provided on the periphery of the opening B on the side of the room B covers the end face filled with the foamed resin heat insulating material 5, the aesthetic appearance of the room B can be improved.

[Second Embodiment] FIG. 2 is a side sectional view showing a heat insulating structure of an opening according to a second embodiment.

The heat insulation structure of the opening of this embodiment is different from the first embodiment only in the structure of the aluminum sash, and the other components are the same as those of the first embodiment.
In the heat insulating structure of the opening of this embodiment, the aluminum sash 3 of the first embodiment is cut in the longitudinal direction along the opening 1, and the aluminum sash 3 is separated from the outdoor A side and the indoor B side.
Separate from the side.

More specifically, this aluminum sash 3
The above-mentioned foamed resin heat insulating material 5 is formed by flowing and foaming so as to be filled in the entire periphery of the gap between the square member 9 and the outer periphery of the aluminum sash 3 and the gap between the square member 2 and the decorative material 4. After self-adhesiveness, the decorative material 4 and the square material 2 are integrated and bonded to the aluminum sash 3, and then the upper frame 3 of the aluminum sash 3 is bonded.
1, the lower frame 32, and the vertical frames (not shown) provided on both the left and right sides are cut along the longitudinal direction thereof, respectively.
Cut and separated. Therefore, aluminum sash 3
In the above, the outdoor A side and the indoor B side are thermally separated, so that the heat insulating property is improved.

Therefore, according to the above-described heat-insulating structure for the opening, the aluminum sash 3 is cut along the opening 1 in the longitudinal direction so that the outdoor A side and the indoor B
Since the aluminum sash 3 is thermally separated from the side,
The aluminum sash 3 on the side is hardly cooled by the aluminum sash 3 on the outdoor A side which is in contact with the outside air, so that the occurrence of dew condensation at the opening 1 can be further reduced.

[0033]

The heat insulating structure for an opening of the present invention is implemented as in the above-described embodiment, and a wooden sash is provided on the periphery of the opening of the building, and an aluminum sash serving as an opening frame is installed from the outdoor side. A decorative material attached to the square lumber and concealing the surface of the aluminum sash with a gap between the square lumber on the room side and a foam resin insulation material filled in the gap between the aluminum sash and the square lumber Since the heat is insulated, the heat conduction between the decorative material on the indoor side and the aluminum sash can be reduced, and the occurrence of dew condensation due to the cooling of the aluminum sash can be reduced.

Since the decorative material is insulated by the foamed resin heat insulating material filled in the gap between the aluminum sash and the rectangular material so as to cover the entire circumference of the aluminum sash, the heat conduction from the aluminum sash is further reduced. it can.

Further, since the end face filled with the foamed resin heat insulating material is covered with the frame material provided on the indoor side peripheral edge of the opening, the aesthetic appearance of the indoor side can be improved.

The aluminum sash is cut in the longitudinal direction along the opening, and the aluminum sash is thermally separated into the outdoor side and the indoor side, so that the aluminum sash on the indoor side comes into contact with the outside air. Almost no cooling is performed by the aluminum sash on the outdoor side, and the occurrence of dew condensation at the opening can be further reduced.

[0037]

[Brief description of the drawings]

FIG. 1 is a side sectional view showing a heat insulating structure of an opening according to a first embodiment of the present invention.

FIG. 2 is a side sectional view showing a heat insulating structure of an opening according to a second embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Opening part 2 Square material 3 Aluminum sash 4 Cosmetic material 5 Foamed resin insulation material 6 Frame material A Outdoor B Indoor

Claims (4)

[Claims] 1. A wooden timber is provided around the periphery of an opening of a building, an aluminum sash serving as an opening frame is attached to the same timber from the outdoor side, a decorative material is provided on the indoor side of the opening, and a surface of the aluminum sash is provided. A heat insulation structure for the opening, which is provided alongside the timber to be concealed with a gap, and the gap is filled with a foamed resin insulation material. 2. The heat insulating structure for an opening according to claim 1, wherein the foamed resin heat insulating material is provided so as to be filled over the entire outer periphery of the aluminum sash. 3. The opening according to claim 1, wherein the foamed resin heat insulating material has a filled end face covered with a frame material provided on a periphery of the opening on the indoor side. Insulation structure. 4. An opening formed by cutting an aluminum sash along a longitudinal direction along an opening and separating the aluminum sash into an outdoor side and an indoor side. Thermal insulation structure.